I helped a friend build a PC, it all works great, but in most games there are considerably low FPS in older games, even at the lowest settings. He can run the Source engine at full speed, but World of Warcraft at lowest settings gets 15 FPS at best. Dirt 2, that came with the HD5870 runs at around 5-10 fps at lowest settings. Obviously somethings wrong, when a PC like this should be blowing away these games from what i know.
I'm not sure on a format to go listing specs but here it is